/*
 * Copyright 2004 - 2013 Wayne Grant
 *           2013 - 2025 Kai Kramer
 *
 * This file is part of KeyStore Explorer.
 *
 * KeyStore Explorer is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * KeyStore Explorer is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with KeyStore Explorer.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.kse.gui.actions;

import java.awt.Toolkit;
import java.awt.event.KeyEvent;
import java.security.Key;
import java.security.KeyStore;
import java.text.MessageFormat;

import javax.swing.ImageIcon;
import javax.swing.JOptionPane;
import javax.swing.KeyStroke;

import org.kse.gui.passwordmanager.Password;
import org.kse.gui.KseFrame;
import org.kse.gui.dialogs.DGetAlias;
import org.kse.gui.error.DError;
import org.kse.utilities.history.HistoryAction;
import org.kse.utilities.history.KeyStoreHistory;
import org.kse.utilities.history.KeyStoreState;

/**
 * Action to rename the selected key entry.
 */
public class RenameKeyAction extends KeyStoreExplorerAction implements HistoryAction {
    private static final long serialVersionUID = 1L;

    /**
     * Construct action.
     *
     * @param kseFrame KeyStore Explorer frame
     */
    public RenameKeyAction(KseFrame kseFrame) {
        super(kseFrame);

        putValue(ACCELERATOR_KEY, KeyStroke.getKeyStroke(KeyEvent.VK_F2, 0));
        putValue(LONG_DESCRIPTION, res.getString("RenameKeyAction.statusbar"));
        putValue(NAME, res.getString("RenameKeyAction.text"));
        putValue(SHORT_DESCRIPTION, res.getString("RenameKeyAction.tooltip"));
        putValue(SMALL_ICON,
                 new ImageIcon(Toolkit.getDefaultToolkit().createImage(getClass().getResource("images/rename.png"))));
    }

    @Override
    public String getHistoryDescription() {
        return (String) getValue(NAME);
    }

    /**
     * Do action.
     */
    @Override
    protected void doAction() {
        renameSelectedEntry();
    }

    /**
     * Rename the currently selected entry
     */
    public void renameSelectedEntry() {
        try {
            KeyStoreHistory history = kseFrame.getActiveKeyStoreHistory();
            KeyStoreState currentState = history.getCurrentState();

            String alias = kseFrame.getSelectedEntryAlias();

            Password password = getEntryPassword(alias, currentState);

            if (password == null) {
                return;
            }

            KeyStoreState newState = currentState.createBasisForNextState(this);

            KeyStore keyStore = newState.getKeyStore();

            Key key = keyStore.getKey(alias, password.toCharArray());

            DGetAlias dGetAlias = new DGetAlias(frame, res.getString("RenameKeyAction.NewEntryAlias.Title"), alias);
            dGetAlias.setLocationRelativeTo(frame);
            dGetAlias.setVisible(true);
            String newAlias = dGetAlias.getAlias();

            if (newAlias == null) {
                return;
            }

            if (newAlias.equalsIgnoreCase(alias)) {
                JOptionPane.showMessageDialog(frame, MessageFormat.format(
                                                      res.getString("RenameKeyAction.RenameAliasIdentical.message"),
                                                      alias),
                                              res.getString("RenameKeyAction.RenameEntry.Title"),
                                              JOptionPane.WARNING_MESSAGE);
                return;
            }

            if (keyStore.containsAlias(newAlias)) {
                String message = MessageFormat.format(res.getString("RenameKeyAction.OverWriteEntry.message"),
                                                      newAlias);

                int selected = JOptionPane.showConfirmDialog(frame, message,
                                                             res.getString("RenameKeyAction.RenameEntry.Title"),
                                                             JOptionPane.YES_NO_OPTION);
                if (selected != JOptionPane.YES_OPTION) {
                    return;
                }

                keyStore.deleteEntry(newAlias);
                newState.removeEntryPassword(newAlias);
            }

            keyStore.setKeyEntry(newAlias, key, password.toCharArray(), null);
            newState.setEntryPassword(newAlias, new Password(password));

            keyStore.deleteEntry(alias);
            newState.removeEntryPassword(alias);

            currentState.append(newState);

            kseFrame.updateControls(true);
        } catch (Exception ex) {
            DError.displayError(frame, ex);
        }
    }
}
